Uwaoluetan , D., C. E. Mokobia, F. O. Ugbede, and G. K. Agbajor. “NATURAL RADIONUCLIDES CONCENTRATIONS IN SOME STAPLE FOOD SAMPLES SOLD IN SAPELE, DELTA STATE, NIGERIA”. NIGERIAN JOURNAL OF SCIENCE AND ENVIRONMENT, vol. 20, no. 2, Mar. 2023, https://delsunjse.com/index.php/njse/article/view/99.